Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994300431.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is SieveSingleMsgMbox-PT-d1m36, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994300431
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 872K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 450K May 29 14:33 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2024-04
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-00
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-01
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-02
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-03
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-05
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-06
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-07
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-08
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-09
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-10
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-11
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-12
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-13
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-14
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749164671138

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d1m36
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-05 23:04:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 23:04:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 23:04:32] [INFO ] Load time of PNML (sax parser for PT used): 113 ms
[2025-06-05 23:04:32] [INFO ] Transformed 1295 places.
[2025-06-05 23:04:32] [INFO ] Transformed 749 transitions.
[2025-06-05 23:04:32] [INFO ] Parsed PT model containing 1295 places and 749 transitions and 2996 arcs in 206 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1036 places in 10 ms
Reduce places removed 1036 places and 0 transitions.
[2025-06-05 23:04:33] [INFO ] Flatten gal took : 212 ms
[2025-06-05 23:04:33] [INFO ] Flatten gal took : 110 ms
[2025-06-05 23:04:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10821735924611515044.gal : 53 ms
[2025-06-05 23:04:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality337434305653014554.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10821735924611515044.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality337434305653014554.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality337434305653014554.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 7
RANDOM walk for 40000 steps (8971 resets) in 4199 ms. (9 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (174 resets) in 29 ms. (133 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (180 resets) in 33 ms. (117 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (164 resets) in 74 ms. (53 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (381 resets) in 50 ms. (78 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (189 resets) in 129 ms. (30 steps per ms) remains 16/16 properties
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :7 after 54
BEST_FIRST walk for 4003 steps (190 resets) in 146 ms. (27 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (179 resets) in 97 ms. (40 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (176 resets) in 23 ms. (166 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (185 resets) in 94 ms. (42 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (170 resets) in 19 ms. (200 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (206 resets) in 25 ms. (153 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (187 resets) in 26 ms. (148 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (169 resets) in 19 ms. (200 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (174 resets) in 29 ms. (133 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (172 resets) in 21 ms. (181 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (405 resets) in 27 ms. (142 steps per ms) remains 16/16 properties
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :54 after 199
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :199 after 585
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :585 after 8114
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :8114 after 14640
Interrupted probabilistic random walk after 260201 steps, run timeout after 3001 ms. (steps per millisecond=86 ) properties seen :7 out of 16
Probabilistic random walk after 260201 steps, saw 118542 distinct states, run finished after 3005 ms. (steps per millisecond=86 ) properties seen :7
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-14 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-13 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-09 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 749 rows 259 cols
[2025-06-05 23:04:37] [INFO ] Computed 6 invariants in 27 ms
[2025-06-05 23:04:37] [INFO ] State equation strengthened by 587 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 94/182 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/182 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Problem SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-03 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-05 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-06 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-06 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 77/259 variables, 3/6 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/6 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 749/1008 variables, 259/265 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1008 variables, 587/852 constraints. Problems are: Problem set: 3 solved, 6 unsolved
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-13 does not hold.
SDD proceeding with computation,15 properties remain. new max is 128
SDD size :14640 after 160060
At refinement iteration 7 (INCLUDED_ONLY) 0/1008 variables, 0/852 constraints. Problems are: Problem set: 3 solved, 6 unsolved
SDD proceeding with computation,15 properties remain. new max is 256
SDD size :160060 after 293054
At refinement iteration 8 (OVERLAPS) 0/1008 variables, 0/852 constraints. Problems are: Problem set: 3 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1008/1008 variables, and 852 constraints, problems are : Problem set: 3 solved, 6 unsolved in 2333 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 259/259 constraints, ReadFeed: 587/587 constraints, PredecessorRefiner: 9/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 113/157 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/157 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 102/259 variables, 3/6 constraints. Problems are: Problem set: 3 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:40] [INFO ] Deduced a trap composed of 29 places in 514 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:40] [INFO ] Deduced a trap composed of 51 places in 162 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:41] [INFO ] Deduced a trap composed of 54 places in 279 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:41] [INFO ] Deduced a trap composed of 58 places in 130 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:41] [INFO ] Deduced a trap composed of 54 places in 205 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,15 properties remain. new max is 512
SDD size :293054 after 436874
[2025-06-05 23:04:41] [INFO ] Deduced a trap composed of 54 places in 137 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:41] [INFO ] Deduced a trap composed of 54 places in 167 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:41] [INFO ] Deduced a trap composed of 52 places in 162 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:42] [INFO ] Deduced a trap composed of 61 places in 164 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:42] [INFO ] Deduced a trap composed of 55 places in 144 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:42] [INFO ] Deduced a trap composed of 57 places in 141 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:42] [INFO ] Deduced a trap composed of 57 places in 171 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:42] [INFO ] Deduced a trap composed of 57 places in 170 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:42] [INFO ] Deduced a trap composed of 57 places in 142 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:43] [INFO ] Deduced a trap composed of 57 places in 157 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:43] [INFO ] Deduced a trap composed of 57 places in 187 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:43] [INFO ] Deduced a trap composed of 57 places in 123 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:43] [INFO ] Deduced a trap composed of 61 places in 314 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:43] [INFO ] Deduced a trap composed of 55 places in 154 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:44] [INFO ] Deduced a trap composed of 61 places in 132 ms of which 25 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 20/26 constraints. Problems are: Problem set: 3 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:44] [INFO ] Deduced a trap composed of 116 places in 86 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:44] [INFO ] Deduced a trap composed of 61 places in 126 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:44] [INFO ] Deduced a trap composed of 59 places in 120 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:44] [INFO ] Deduced a trap composed of 59 places in 139 ms of which 29 ms to minimize.
SMT process timed out in 7555ms, After SMT, problems are : Problem set: 3 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 44 out of 259 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 259/259 places, 749/749 transitions.
Graph (complete) has 1159 edges and 259 vertex of which 241 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.4 ms
Discarding 18 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 242 transitions.
Iterating post reduction 0 with 242 rules applied. Total rules applied 243 place count 241 transition count 507
Discarding 39 places :
Symmetric choice reduction at 1 with 39 rule applications. Total rules 282 place count 202 transition count 441
Iterating global reduction 1 with 39 rules applied. Total rules applied 321 place count 202 transition count 441
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 330 place count 202 transition count 432
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 349 place count 183 transition count 413
Iterating global reduction 2 with 19 rules applied. Total rules applied 368 place count 183 transition count 413
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 373 place count 183 transition count 408
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 387 place count 169 transition count 394
Iterating global reduction 3 with 14 rules applied. Total rules applied 401 place count 169 transition count 394
Ensure Unique test removed 52 transitions
Reduce isomorphic transitions removed 52 transitions.
Iterating post reduction 3 with 52 rules applied. Total rules applied 453 place count 169 transition count 342
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 455 place count 167 transition count 338
Iterating global reduction 4 with 2 rules applied. Total rules applied 457 place count 167 transition count 338
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 459 place count 165 transition count 336
Iterating global reduction 4 with 2 rules applied. Total rules applied 461 place count 165 transition count 336
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 462 place count 164 transition count 335
Iterating global reduction 4 with 1 rules applied. Total rules applied 463 place count 164 transition count 335
Applied a total of 463 rules in 106 ms. Remains 164 /259 variables (removed 95) and now considering 335/749 (removed 414) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 164/259 places, 335/749 transitions.
RANDOM walk for 40000 steps (8932 resets) in 420 ms. (95 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1857 resets) in 129 ms. (307 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (1909 resets) in 234 ms. (170 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (1921 resets) in 269 ms. (148 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (1928 resets) in 136 ms. (292 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1914 resets) in 202 ms. (197 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (4131 resets) in 318 ms. (125 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 342985 steps, run timeout after 3001 ms. (steps per millisecond=114 ) properties seen :1 out of 6
Probabilistic random walk after 342985 steps, saw 157713 distinct states, run finished after 3001 ms. (steps per millisecond=114 ) properties seen :1
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 335 rows 164 cols
[2025-06-05 23:04:48] [INFO ] Computed 4 invariants in 3 ms
[2025-06-05 23:04:48] [INFO ] State equation strengthened by 220 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 68/112 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 9/121 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 321/442 variables, 121/125 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/442 variables, 206/331 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/442 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 57/499 variables, 43/374 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/499 variables, 14/388 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/499 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/499 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 499/499 variables, and 388 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1365 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 164/164 constraints, ReadFeed: 220/220 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 68/112 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 9/121 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-07 does not hold.
At refinement iteration 5 (OVERLAPS) 321/442 variables, 121/125 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/442 variables, 206/331 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/442 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 57/499 variables, 43/374 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/499 variables, 14/388 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-02 does not hold.
SDD proceeding with computation,13 properties remain. new max is 512
SDD size :436874 after 4.41042e+06
At refinement iteration 10 (INCLUDED_ONLY) 0/499 variables, 3/391 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:52] [INFO ] Deduced a trap composed of 20 places in 164 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:52] [INFO ] Deduced a trap composed of 50 places in 98 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:04:52] [INFO ] Deduced a trap composed of 51 places in 57 ms of which 3 ms to minimize.
Problem SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-15 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 11 (INCLUDED_ONLY) 0/499 variables, 3/394 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/499 variables, 0/394 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/499 variables, 0/394 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 499/499 variables, and 394 constraints, problems are : Problem set: 1 solved, 4 unsolved in 6136 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 164/164 constraints, ReadFeed: 220/220 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7532ms problems are : Problem set: 1 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
SDD proceeding with computation,13 properties remain. new max is 1024
SDD size :4.41042e+06 after 7.65499e+06
Parikh walk visited 0 properties in 5889 ms.
Support contains 44 out of 164 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 164/164 places, 335/335 transitions.
Applied a total of 0 rules in 18 ms. Remains 164 /164 variables (removed 0) and now considering 335/335 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 164/164 places, 335/335 transitions.
RANDOM walk for 40000 steps (8932 resets) in 453 ms. (88 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (1981 resets) in 253 ms. (157 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (1908 resets) in 269 ms. (148 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (1900 resets) in 141 ms. (281 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (1903 resets) in 165 ms. (240 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 328295 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :0 out of 4
Probabilistic random walk after 328295 steps, saw 151208 distinct states, run finished after 3001 ms. (steps per millisecond=109 ) properties seen :0
[2025-06-05 23:05:05] [INFO ] Invariant cache hit.
[2025-06-05 23:05:05] [INFO ] State equation strengthened by 220 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 68/112 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 9/121 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 321/442 variables, 121/125 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/442 variables, 206/331 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/442 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 57/499 variables, 43/374 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/499 variables, 14/388 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/499 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/499 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 499/499 variables, and 388 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2048 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 164/164 constraints, ReadFeed: 220/220 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 68/112 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 9/121 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 321/442 variables, 121/125 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/442 variables, 206/331 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/442 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 57/499 variables, 43/374 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/499 variables, 14/388 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/499 variables, 2/390 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:05:08] [INFO ] Deduced a trap composed of 51 places in 34 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/499 variables, 1/391 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/499 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/499 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 499/499 variables, and 391 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4912 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 164/164 constraints, ReadFeed: 220/220 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6989ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 2508 ms.
Support contains 44 out of 164 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 164/164 places, 335/335 transitions.
Applied a total of 0 rules in 17 ms. Remains 164 /164 variables (removed 0) and now considering 335/335 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 164/164 places, 335/335 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 164/164 places, 335/335 transitions.
Applied a total of 0 rules in 15 ms. Remains 164 /164 variables (removed 0) and now considering 335/335 (removed 0) transitions.
[2025-06-05 23:05:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:05:15] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-06-05 23:05:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 23:05:15] [INFO ] State equation strengthened by 220 read => feed constraints.
[2025-06-05 23:05:17] [INFO ] Implicit Places using invariants and state equation in 1975 ms returned []
Implicit Place search using SMT with State Equation took 2063 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 23:05:17] [INFO ] Redundant transitions in 19 ms returned []
Running 334 sub problems to find dead transitions.
[2025-06-05 23:05:17] [INFO ] Invariant cache hit.
[2025-06-05 23:05:17] [INFO ] State equation strengthened by 220 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/163 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/163 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 334 unsolved
SDD proceeding with computation,13 properties remain. new max is 2048
SDD size :7.65499e+06 after 5.02669e+07
At refinement iteration 3 (OVERLAPS) 1/164 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 5 (OVERLAPS) 335/499 variables, 164/168 constraints. Problems are: Problem set: 0 solved, 334 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/499 variables, 220/388 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/499 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 8 (OVERLAPS) 0/499 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 334 unsolved
No progress, stopping.
After SMT solving in domain Real declared 499/499 variables, and 388 constraints, problems are : Problem set: 0 solved, 334 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 164/164 constraints, ReadFeed: 220/220 constraints, PredecessorRefiner: 334/334 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 334 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/163 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/163 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 3 (OVERLAPS) 1/164 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 5 (OVERLAPS) 335/499 variables, 164/168 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/499 variables, 220/388 constraints. Problems are: Problem set: 0 solved, 334 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/499 variables, 334/722 constraints. Problems are: Problem set: 0 solved, 334 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 499/499 variables, and 722 constraints, problems are : Problem set: 0 solved, 334 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 164/164 constraints, ReadFeed: 220/220 constraints, PredecessorRefiner: 334/334 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60371ms problems are : Problem set: 0 solved, 334 unsolved
Search for dead transitions found 0 dead transitions in 60374ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62483 ms. Remains : 164/164 places, 335/335 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 164 transition count 332
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 162 transition count 332
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 5 place count 162 transition count 320
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 29 place count 150 transition count 320
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 55 place count 137 transition count 307
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 58 place count 137 transition count 304
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 61 place count 134 transition count 304
Applied a total of 61 rules in 35 ms. Remains 134 /164 variables (removed 30) and now considering 304/335 (removed 31) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 304 rows 134 cols
[2025-06-05 23:06:17] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 23:06:17] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 23:06:17] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 23:06:17] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 23:06:17] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 23:06:17] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 23:06:17] [INFO ] After 163ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 23:06:17] [INFO ] Deduced a trap composed of 41 places in 41 ms of which 4 ms to minimize.
[2025-06-05 23:06:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
TRAPS : Iteration 1
[2025-06-05 23:06:18] [INFO ] After 532ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-05 23:06:18] [INFO ] After 706ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
[2025-06-05 23:06:18] [INFO ] Flatten gal took : 22 ms
[2025-06-05 23:06:18] [INFO ] Flatten gal took : 20 ms
[2025-06-05 23:06:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16213096350931859909.gal : 5 ms
[2025-06-05 23:06:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3825100534366817233.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16213096350931859909.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3825100534366817233.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality3825100534366817233.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :6 after 14
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :14 after 21
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :21 after 93
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :93 after 649
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :649 after 695
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :695 after 1099
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1099 after 5677
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5677 after 12103
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-08 does not hold.
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :12103 after 145762
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :145762 after 262474
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :262474 after 1.96227e+06
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :1.96227e+06 after 4.04266e+07
SDD proceeding with computation,13 properties remain. new max is 4096
SDD size :5.02669e+07 after 3.84228e+08
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :4.04266e+07 after 5.96896e+08
Detected timeout of ITS tools.
[2025-06-05 23:06:33] [INFO ] Flatten gal took : 25 ms
[2025-06-05 23:06:33] [INFO ] Applying decomposition
[2025-06-05 23:06:33] [INFO ] Flatten gal took : 15 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3225924801599719140.txt' '-o' '/tmp/graph3225924801599719140.bin' '-w' '/tmp/graph3225924801599719140.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3225924801599719140.bin' '-l' '-1' '-v' '-w' '/tmp/graph3225924801599719140.weights' '-q' '0' '-e' '0.001'
[2025-06-05 23:06:33] [INFO ] Decomposing Gal with order
[2025-06-05 23:06:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 23:06:33] [INFO ] Removed a total of 67 redundant transitions.
[2025-06-05 23:06:33] [INFO ] Flatten gal took : 65 ms
[2025-06-05 23:06:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 46 labels/synchronizations in 8 ms.
[2025-06-05 23:06:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1808454312470645969.gal : 4 ms
[2025-06-05 23:06:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9902717835246344423.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1808454312470645969.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9902717835246344423.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality9902717835246344423.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :4 after 4
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :4 after 4
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :4 after 8
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :8 after 13
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :13 after 19
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :19 after 117
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :117 after 238
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :238 after 309
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :309 after 341
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :341 after 731
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :731 after 1099
SDD proceeding with computation,3 properties remain. new max is 32768
SDD size :1099 after 2916
SDD proceeding with computation,3 properties remain. new max is 65536
SDD size :2916 after 12476
SDD proceeding with computation,3 properties remain. new max is 131072
SDD size :12476 after 32180
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 31334 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-05 23:06:49] [INFO ] Flatten gal took : 30 ms
[2025-06-05 23:06:49] [INFO ] Applying decomposition
[2025-06-05 23:06:49] [INFO ] Flatten gal took : 30 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph8976794805360783402.txt' '-o' '/tmp/graph8976794805360783402.bin' '-w' '/tmp/graph8976794805360783402.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8976794805360783402.bin' '-l' '-1' '-v' '-w' '/tmp/graph8976794805360783402.weights' '-q' '0' '-e' '0.001'
[2025-06-05 23:06:49] [INFO ] Decomposing Gal with order
[2025-06-05 23:06:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 23:06:49] [INFO ] Removed a total of 406 redundant transitions.
[2025-06-05 23:06:49] [INFO ] Flatten gal took : 53 ms
[2025-06-05 23:06:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 434 labels/synchronizations in 19 ms.
[2025-06-05 23:06:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8760460666609514451.gal : 7 ms
[2025-06-05 23:06:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3688995721546579863.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8760460666609514451.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3688995721546579863.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality3688995721546579863.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 6268
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :6268 after 6272
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6272 after 6278
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :6278 after 6294
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :6294 after 6424
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :6424 after 7476
Detected timeout of ITS tools.
[2025-06-05 23:36:51] [INFO ] Flatten gal took : 402 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin1493036157711223325
[2025-06-05 23:36:51] [INFO ] Applying decomposition
[2025-06-05 23:36:52] [INFO ] Flatten gal took : 1112 ms
[2025-06-05 23:36:52] [INFO ] Computing symmetric may disable matrix : 335 transitions.
[2025-06-05 23:36:53] [INFO ] Computation of Complete disable matrix. took 18 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 23:36:53] [INFO ] Computing symmetric may enable matrix : 335 transitions.
[2025-06-05 23:36:53] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph15289208100446427331.txt' '-o' '/tmp/graph15289208100446427331.bin' '-w' '/tmp/graph15289208100446427331.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15289208100446427331.bin' '-l' '-1' '-v' '-w' '/tmp/graph15289208100446427331.weights' '-q' '0' '-e' '0.001'
[2025-06-05 23:36:53] [INFO ] Decomposing Gal with order
[2025-06-05 23:36:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 23:36:53] [INFO ] Computing Do-Not-Accords matrix : 335 transitions.
[2025-06-05 23:36:53] [INFO ] Removed a total of 205 redundant transitions.
[2025-06-05 23:36:53] [INFO ] Computation of Completed DNA matrix. took 18 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 23:36:53] [INFO ] Flatten gal took : 126 ms
[2025-06-05 23:36:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 218 labels/synchronizations in 84 ms.
[2025-06-05 23:36:53] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability3072465412896733586.gal : 14 ms
[2025-06-05 23:36:53] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability4734998476633643249.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability3072465412896733586.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability4734998476633643249.prop' '--nowitness'
[2025-06-05 23:36:53] [INFO ] Built C files in 968ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1493036157711223325

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityFireability4734998476633643249.prop.
Running compilation step : cd /tmp/ltsmin1493036157711223325;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '180' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :5811 after 8235
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :8235 after 8235
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :8235 after 8259
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :8259 after 8283
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8283 after 8283
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :8283 after 10407
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :10407 after 15453
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-11 does not hold.
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-08 does not hold.
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2024-04 is true.
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2024-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :89369 after 131081
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :131081 after 165017
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :165017 after 197921
Compilation finished in 1027 ms.
Running link step : cd /tmp/ltsmin1493036157711223325;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 55 ms.
Running LTSmin : cd /tmp/ltsmin1493036157711223325;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SieveSingleMsgMboxPTd1m36ReachabilityFireability202510==true'
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-10 does not hold.
FORMULA SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 1025 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,674309,3.37358,106100,1391,961,53112,18371,571,1.03143e+06,372,110573,0
Total reachable state count : 674309

Verifying 4 reachability properties.
Reachability property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2024-04 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2024-04,24,3.42935,106100,50,52,53112,18371,741,1.03143e+06,441,110573,0
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-08 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-08,756,3.58291,106100,93,89,53112,18371,951,1.03143e+06,510,110573,0
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-10 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-10,96,3.58347,106100,55,51,53112,18371,957,1.03143e+06,513,110573,0
Invariant property SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-11 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m36-ReachabilityFireability-2025-11,96,3.58409,106100,55,51,53112,18371,959,1.03143e+06,514,110573,0
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 1959808 ms.

BK_STOP 1749166632301

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SieveSingleMsgMbox-PT-d1m36"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is SieveSingleMsgMbox-PT-d1m36, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901994300431"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d1m36.tgz
mv SieveSingleMsgMbox-PT-d1m36 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;